AIR WATER SOILS. 



1055 



No. 1740, pp. 414, 415). — Analysis of a red rain which fell on this date at Buckfast- 

 leigh, England, is reported, showing 37 gr. of suspended matter per gallon. This 

 suspended matter dried at 100° C. contained 36.4 percent of organic matter, 45.6 per 

 per cent silica, 13.6 per cent alumina and iron oxid, 2.4 per cent magnesia, and 2 per 

 cent of unclassified matter. 



AIR— WATER— SOILS. 



On the proportion of hydrogen in atmospheric air, A. Leduc ( Compl. Rend. 

 Acad. Sci. I'aria, 135 {1903), Xo. ;?6', pp. 1SS2, l.).)3). — A reply to (lautier, reiterating 

 former conclusions. 



A further examination of the objections of A. Leduc regarding the propor- 

 tion of atmospheric hydrogen, A. Gautier {Compt. Bend. Aatd. Sci. Paris, 136 

 {1'j03), So. l.p. 21). 



Evaporation, R. E. Trimble {Colorado Sta. Ept. 1902, pp. 205-218).— T\\\<^ is a 

 monthly summary of ol)servations during 16 years (1887-1902) on evaporation from 

 a tank on the station grounds at Fort Collins, Colo. 



Water supply and prevention of -waste in leading European cities, C. O. 

 JoHXSox {Xeiv Turk: Mcrcliantx' Asaoclafion. of Xew York, 1903, pp. 2S9, figs. 2, dgms. 

 3). — This contains reports on Glasgow, Liverpool, Manchester, I'irmingham, Lon- 

 don, Paris, Cologne, and Berlin. 



New methods and apparatus for sterilizing -water, Kausch {Centhl. Bali. u. 

 Par., 1. Abt., 33 {1903), Xo. 5-(3, Be/., pp. 129-136, figs. 7). 



Report on artesian -wells, L. Woolman ( Geol. Survey Xeiv Jerseij Bpt. 1902, 

 pp. 63-9-5). — A collection of data regarding the artesian wells of the State, especially 

 the southern portion, and a record of the more in)portant wells drilled during 1902. 



The sinking of subterranean -waters and the disappearance of springs, 

 E. A. Martel {Compt. Bend. Acad. Sd. Paris, 136 {1903), Xu. 9, pp. .572-575). 



Absorption of ammonia by sea -water, J. Tuoulet {Compt. Bend. Acad. Sci. 

 Paris, 136 {1903), Xo. 7, i^p. 477, 478). 



The Murray waters {Agr. Gaz. Neiv South Wales, 14 {1903), Xo. 4, pp. 289^309, 

 figs. 31). — This is an extract from the report of the royal commission and deals with 

 the amount and utilization of the waters of the Murray basin. 



A preliminary investigation of the soil and -water of the Fayoum Province 

 {.Tfjiir. Kliidiv. Agr. Sac. and ScJiuul Agr., 4 {1902), Xu. 5, pp. 1S4-1SS). — Analyses 

 with reference to alkali content of watei', soils, and efflorescences are reported and 

 discussed. Injury from excessive irrigation and defective drainage is pointed out. 



On the influence of commercial fertilizers on the -water-holding capacity 

 of soils, E. Gross {Ztschr. Landir. Versuchsw. Oesterr., 6 {1903), Xo. 1, pip- 80-90, 

 fig. 1). — The rate of capillary rise of water in sandy soil poor in humus, loam, and 

 humus loam, in cylinders 1 meter long and 10 mm. in diameter, as affected by potas- 

 sium sulphate, nitrate of soda, superphosjjhate, and caustic lime mixed with the 

 soil at the rate of 2 per cent is recorded. The results of duplicate tests are summa- 

 rized in the following table: 



Capillarg rise of water in soils treated, with diff\'rent kinds of fertilizing materials. 



Fertilizing rmiti'rial. 



Unfertilized 



Potassium sulphate 

 Superphosphate . . . 



Nitrate of soda 



Lime 



Sandy soil. 



Rise of 

 water in 

 21 days. 



55.5 

 62.8 

 50.8 

 39.8 

 31.0 



Ri.se, as- 

 suming un- 

 fertilized 

 soil as 100. 



100.0 

 113.1 

 91.5 

 71.7 

 55. 9 



Loam. 



Humus loam. 



Rise of 

 water in 

 42 days. 



60.2 

 68.0 

 70.2 

 .55. 5 

 32.0 



Rise, as- 

 suming tui 



fertilized 

 soil as 100. 



100.0 



112. 9 



116.6 



92.1 



53.1 



Rise of 

 water in 

 42 days. 



46.2 

 55.5 

 48.5 

 39.2 

 32.0 



Rise, as- 

 suming un- 

 fertilized 

 soil as 100. 



100.0 

 120.0 

 104.9 

 84.9 

 69.2 



